AMD Radeon RX 6600 XT vs AMD Radeon RX 580. Specifications, performance, tests

Comparison of basic technical data of graphics cards AMD Radeon RX 6600 XT and AMD Radeon RX 580, chip, information processing units.

• GPU Chip
  Navi 23 XT Polaris 20 XT
• Execution units
  32 36
• Shader
  2048 2304
• Render Output Units
  64 32
• Texture Units
  128 144

Comparison of the amount of memory on board graphics cards. The more the better.

• Memory Size
  8 GB 8 GB
• Memory Type
  GDDR6 GDDR5
• Memory Speed
  2 GHz 2 GHz

Let's compare the memory frequency of graphics cards AMD Radeon RX 6600 XT and AMD Radeon RX 580. The higher the better.

• Base Clock
  1.968 GHz 1.257 GHz
• Boost Clock
  2.589 GHz 1.340 GHz

Connectors, the number of thermal watts emitted in normal mode and at overclocking.

• TDP
  160 W 185 W

Technical data that is used to its full potential in computer games.

• Max. Displays
  4 4
• Max. resolution
  7680x4320 7680x4320
• DirectX
  12.2 12
• Raytracing
  Yes No
• DLSS / FSR
  No No

Built-in support for video and image compression standards.

• h264
  Decode / Encode Decode / Encode
• h265 / HEVC
  Decode / Encode Decode / Encode
• VP8
  Decode / Encode Decode
• VP9
  Decode / Encode Decode
• AV1
  Decode No

Comparison of interfaces and release dates for GPU AMD Radeon RX 580 and AMD Radeon RX 6600 XT.

• Manufacturer
  AMD AMD
• Architecture
  RDNA 2 GCN 4
• GPU Interface
  PCIe 4.0 x 8 PCIe 3.0 x 16
• Structure size
  7 nm 14 nm
• Release date
  Q3/2021 Q4/2017